3551427822163 has 4 divisors (see below), whose sum is σ = 3824614577728. Its totient is φ = 3278241066600.

The previous prime is 3551427822149. The next prime is 3551427822169. The reversal of 3551427822163 is 3612287241553.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3551427822163 is a prime.

It is a super-2 number, since 2×3551427822163² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3551427822169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136593377763 + ... + 136593377788.

It is an arithmetic number, because the mean of its divisors is an integer number (956153644432).

Almost surely, 2^{3551427822163} is an apocalyptic number.

3551427822163 is a deficient number, since it is larger than the sum of its proper divisors (273186755565).

3551427822163 is a wasteful number, since it uses less digits than its factorization.

3551427822163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273186755564.

The product of its digits is 2419200, while the sum is 49.

The spelling of 3551427822163 in words is "three trillion, five hundred fifty-one billion, four hundred twenty-seven million, eight hundred twenty-two thousand, one hundred sixty-three".